Wireless base unit



FIG. 1 is a front and top perspective view of a wireless base unit of the present invention;

FIG. 2 is a rear and top perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a first side view thereof;

FIG. 6 is a second side view thereof;

FIG. 7 is a rear view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. 

CLAIM We claim the ornamental design for a wireless base unit, as shown and described. 